IPアドレスからプロバイダ検索

$vi cmd __EOF__
#!/bin/bash
while IFS= read -r ip; do
if [[ -n "$ip" ]]; then
# whois コマンドで CustName を取得
cust_name=$(whois "$ip" | grep -i 'CustName' | awk -F: '{print $2}' | xargs)
# CustName が見つからない場合、OrgName を試す
if [[ -z "$cust_name" ]]; then
cust_name=$(whois "$ip" | grep -i 'OrgName' | awk -F: '{print $2}' | xargs)
fi
# CustName が見つからない場合、descr を試す
if [[ -z "$cust_name" ]]; then
cust_name=$(whois "$ip" | grep -i 'descr' | head -n 1 | awk -F: '{print $2}' | xargs)
fi
echo "$ip, $cust_name"
fi
done
__EOF__
chmod a+x cmd
cat /var/log/httpd/access_log* |grep "GET /office/cti"|cut -d" " -f 1|sort|uniq||.cmd